One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Williston you can determine when it's a good idea to plant lantana by looking at the USDA zone info.

Planting Calendar for Lantana

Frost tolerance for lantana:	Not tolerant of frost.
When to plant:	After the last frost.

Lantana require warm weather which means that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant lantana in Williston is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant lantana and expect a good harvest is probably August. Any later than that and your lantana may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your lantana indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Williston. It might get as low as -30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Williston is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Williston you get a frost after May 15 be ready to protect your lantana if you have a surprise late frost.

USDA Zone Info for Williston

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Williston

You may be interested in your other planting guides for Williston.